板沉淀器 tank-type hindered-settling classifier: 槽式干拢沉降分级机settling of tank: 储槽沉积物settling tank: 沉淀槽。 acid settling tank: 酸沉降槽; 酸沉降罐; 酸沉降器activated sludge settling tank: 活性污泥沉淀池下载手机词典可随时随地查词查翻译